to loose control over one self and scream at people. usually it consists of screaming, YEAAAAAAAAAAAAAAAAAAAAAAAHHHHHHHH at the top of your lungs till your face turns red and you pass out. it is a condition that can't be cured.

You see the crazy guy over in the corner? yeah, man he is really howard dean'n now.

Howard " I have a scream" Dean
Very unsucsessfull candidate for Democratic nomination for President. Former Vermont Governor. Enjoys crazy liberal antics, and yelling at old people. Often seen with a midget for a sidekick.